Question: Who is the author and owner of Pinterest?
Paraphrase: Pinterest is owned and authorized by whom?
SPARQL (Wikidata): SELECT ?ans_1 ?ans_2 WHERE { wd:Q255381 wdt:P50 ?ans_1 . wd:Q255381 wdt:P1830 ?ans_2 }
Answer: Ben Silbermann, Instapaper